<template>
  <div>
    <!--面包屑-->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!--卡片-->
    <el-card>
      <!--搜索与添加区域-->
      <el-row :gutter="20">
        <el-col :span="7">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
             <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
            <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
        </el-col>
       </el-row>
       <!--用户列表区域-->
       <el-table :data="userlist" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="状态">
            <template slot-scope="scope">
                <el-switch v-model="scope.row.mg_state" @change= "userStateChanged(scope.row)">
                </el-switch>
            </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
            <template slot-scope="scope">
                <!--修改-->
                <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
                <!--删除-->
                <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)"></el-button>
                <!--分配角色-->
                <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
                  <el-button type="warning" icon="el-icon-setting" size="mini"></el-button>
                </el-tooltip>

            </template>
        </el-table-column>
        
       </el-table>
       <!--分页-->
       <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
       :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize"
       layout="total, sizes, prev, pager, next, jumper" :total="total">
       </el-pagination>
    </el-card>
    <!--添加用户对话框-->
    <el-dialog title="添加用户" :visible.sync="addDialogVisible"  width="50%" @close="addDialogClosed">
     <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
        <el-form-item label="用户名" prop="username">
         <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
         <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
         <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
         <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
     </el-form>
     <span slot="footer" class="dialog-footer">
       <el-button @click="addDialogVisible = false">取 消</el-button>
       <el-button type="primary" @click="adduser">确 定</el-button>
     </span>
    </el-dialog>
    <!--修改用户对话框-->
    <el-dialog title="修改用户" :visible.sync="editDialogVisible"  width="50%" @close="editDialogClosed">
     <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
        <el-form-item label="用户名">
         <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
         <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
         <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
     </el-form>
     <span slot="footer" class="dialog-footer">
       <el-button @click="editDialogVisible = false">取 消</el-button>
       <el-button type="primary" @click="editUserInfo">确 定</el-button>
     </span>
    </el-dialog>

  </div>
</template>

<script>
export default {
    data(){
        var checkEmail =(rule, value, cb) =>{
            // 验证邮箱的正则表达式
        const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
        if (regEmail.test(value)) {
         // 合法的邮箱
        return cb()
        }
      cb(new Error('请输入合法的邮箱'))
        }
        var checkMobile =(rule, value, cb) =>{
          // 验证手机号的正则表达式
          const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/
          if (regMobile.test(value)) {
             return cb()
          }
          cb(new Error('请输入合法的手机号'))
        }
        return{
            //获取用户列表的参数对象
            queryInfo:{
                query: '',
                pagenum: 1,
                pagesize: 2
            },
            userlist:[],
            total: 0,
            addDialogVisible: false,
            addForm:{
                username:'',
                password:'',
                email:'',
                mobile:''
            },
            addFormRules:{
                username:[
                    { required:true,
                      message:'请输入用户名',trigger:'blur'},
                    {
                        min: 3,
                        max: 10,
                        message: '用户名的长度在3~10个字符之间',
                        trigger:'blur'
                    }
                ],
                password:[
                    { required:true,
                      message:'请输入密码',trigger:'blur'},
                    {
                        min: 6,
                        max: 15,
                        message: '密码的长度在6~15个字符之间',
                        trigger:'blur'

                    }
                ],
                email:[
                    { required:true,
                      message:'请输入邮箱',trigger:'blur'},
                    {validator:checkEmail,trigger:'blur'}
                ],
                mobile:[
                    { required:true,
                      message:'请输入手机号',trigger:'blur'},
                    {validator:checkMobile,trigger:'blur'}
                ]

            },
            editDialogVisible:false,
            editForm:{},
            editFormRules:{
                email:[
                 {  required:true, message:'请输入用户邮箱',trigger:'blur'},
                 {  validator:checkEmail,trigger:'blur'}
                ] ,
                mobile:[
                 {  required:true,
                    message:'请输入手机号',trigger:'blur'},
                 {  validator:checkMobile,trigger:'blur'}
                ] ,
            }
        }
    },
    created() {
        this.getUserList()
    },
    methods:{
        async getUserList(){
            const { data: res } = await this.$http.get('users',{params: this.queryInfo })
            if(res.meta.status !== 200){ 
              return this.$message.error('获取用户列表失败!')
            }
            this.userlist = res.data.users
            this.total = res.data.total
            console.log(res)
        },
        handleSizeChange(newSize){
            // console.log(newSize)
            this.queryInfo.pagesize = newSize
            this.getUserList()
        },
        handleCurrentChange(newPage){
            console.log(newPage)
            this.queryInfo.pagenum = newPage
            this.getUserList()
        },
        //监听switch开关状态
        async userStateChanged(userinfo){
            console.log(userinfo)
            const { data: res } = await this.$http.put(`users/${userinfo.id}/state/${userinfo.mg_state}`)
            if(res.meta.status !== 200){
                userinfo.mg_state = !userinfo.mg_state
                return this.$message.error('更新用户状态失败！')
            }
            this.$message.success('更新用户状态成功！')
        },
         // 监听添加用户对话框的关闭事件
        addDialogClosed() {
          this.$refs.addFormRef.resetFields()
        },
        //+用户
        adduser(){
            this.$refs.addFormRef.validate(async valid => {
        if (!valid) return
        // 可以发起添加用户的网络请求
        const { data: res } = await this.$http.post('users', this.addForm)

        if (res.meta.status !== 201) {
          this.$message.error('添加用户失败！')
        }

        this.$message.success('添加用户成功！')
        // 隐藏添加用户的对话框
        this.addDialogVisible = false
        // 重新获取用户列表数据
        this.getUserList()
      })
      },
      async showEditDialog(id){
        //console.log(id)
        const {data:res}=await this.$http.get('users/'+ id)
        if(res.meta.status !== 200){
                return this.$message.error('查询用户信息失败！')
        }
        this.editForm=res.data
        this.editDialogVisible=true
      },
       // 监听修改用户对话框的关闭事件
      editDialogClosed() {
      this.$refs.editFormRef.resetFields()
      },
    // 修改用户信息并提交
      editUserInfo() {
        this.$refs.editFormRef.validate(async valid => {
         if (!valid) return
        // 发起修改用户信息的数据请求
         const { data: res } = await this.$http.put(
          'users/' + this.editForm.id,
          {
            email: this.editForm.email,
            mobile: this.editForm.mobile
          }
        )

        if (res.meta.status !== 200) {
          return this.$message.error('更新用户信息失败！')
        }

        // 关闭对话框
        this.editDialogVisible = false
        // 刷新数据列表
        this.getUserList()
        // 提示修改成功
        this.$message.success('更新用户信息成功！')
      })
    },
    //删除
    async removeUserById(id){
      // 弹框询问用户是否删除数据
      const confirmResult = await this.$confirm(
        '此操作将永久删除该用户, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }
      ).catch(err => err)
      if (confirmResult !== 'confirm') {
        return this.$message.info('已取消删除')
      }

      const { data: res } = await this.$http.delete('users/' + id)

      if (res.meta.status !== 200) {
        return this.$message.error('删除用户失败！')
      }

      this.$message.success('删除用户成功！')
      this.getUserList()
    }


    }
}
</script>
<style lang="less" scoped>

</style>